click below
click below
Normal Size Small Size show me how
Sci C&H Ch2-3, 2-4
Vocabulary
| Question | Answer |
|---|---|
| cell cycle | the regular sequence of growth and division that cells undergo |
| interphase | the stage of the cell cycle that takes place before cell division occurs; during this stage the cell grows, copies its DNA, and prepares to divide |
| replication | the process by which a cell makes a copy of the DNA in its molecules |
| mitosis | the stage of the cell cycle during which the cell's nucleus divides into two new nuclei and one copy of the DNA is distributed into each daughter cell |
| chromosome | a dobule rod of condense chromatin which contains DNA that carries genetic information |
| chromotid | one of the identical rods of a chromosome |
| cytokinesis | the final stage of the cell cycle in which the cell's cytoplasm divides, distributing the ogranelles into each of the two new cells |
| cancer | a disease in which some body cells grow and divide uncontrollably, damaging the parts of the body around them |
| tumor | a mass of abnormal cells that develops when cancerous cells divide and grow uncontrollably |
| mutation | a change in a gene or chromosome |
| chemotherapy | the use of drugs to kill cancer cells |